He’s back: 49ers re-sign LB Bakhtiari

Here’s a sentence you’ve read before: The 49ers have signed Eric Bakhtiari.

The well-traveled linebacker is, again, back in San Francisco, two months after he was released by the team for the third time in his nomadic career.

Bakhtiari, 27, will assume the special-teams role of Demarcus Dobbs, who was placed on injured reserve Tuesday with a knee injury. Bakhtiari, who played for Jim Harbaugh in 2006 at the University of San Diego, played in three games for the 49esr earlier this season when linebacker Clark Haggans was serving a suspension.

** In keeping with tradition, here’s a look at Bakhtiari’s career transactions: